From 964b9b3862dccbfbba546e4e09cb33a8361ca252 Mon Sep 17 00:00:00 2001
From: Theodore Ts'o <tytso@mit.edu>
Date: Thu, 22 Jan 2015 12:12:30 -0500
Subject: mm.h: add truncate_inode_pages_final() for 3.18 ext4 backport

---
 include/linux/mm.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'include/linux')

diff --git a/include/linux/mm.h b/include/linux/mm.h
index c8eb53fc8..6018d46d3 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1882,6 +1882,12 @@ static inline unsigned int debug_guardpage_minorder(void) { return 0; }
 static inline bool page_is_guard(struct page *page) { return false; }
 #endif /* CONFIG_DEBUG_PAGEALLOC */
 
+/* 3.18 backport */
+static inline void truncate_inode_pages_final(struct address_space *mapping)
+{
+	truncate_inode_pages(mapping, 0);
+}
+
 #if MAX_NUMNODES > 1
 void __init setup_nr_node_ids(void);
 #else
-- 
cgit v1.2.3